0.4(2x+.50)=3(0.2x+-2)-4

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Solution for 0.4(2x+.50)=3(0.2x+-2)-4 equation:



0.4(2x+.50)=3(0.2x+-2)-4
We move all terms to the left:
0.4(2x+.50)-(3(0.2x+-2)-4)=0
We add all the numbers together, and all the variables
0.4(2x+0.5)-(3(0.2x-2)-4)=0
We multiply parentheses
0.8x-(3(0.2x-2)-4)+0.2=0
We calculate terms in parentheses: -(3(0.2x-2)-4), so:
3(0.2x-2)-4
We multiply parentheses
0x-6-4
We add all the numbers together, and all the variables
x-10
Back to the equation:
-(x-10)
We get rid of parentheses
0.8x-x+10+0.2=0
We add all the numbers together, and all the variables
-0.2x+10.2=0
We move all terms containing x to the left, all other terms to the right
-0.2x=-10.2
x=-10.2/-0.2
x=50+0.2/0.2

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